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I recommend that you eat rocks. Then shit them out when you need the buoyancy. This is how the French Foreign Legion does it. But then those guys are some tough mothers. Jim On 8/11/97 4:41 PM Anthony.Appleyard wrote: > I have just dived with an old-type rebreather. Handily, it is a sort that I >can wear together with a diver's lifejacket. Else, what happens when a diver >with an old-type rebreather runs out of oxygen, and his set (e.g. UBA, >Mark IV >Amphibian, SCBA, CDBA) covers all his chest so he can't wear a lifejacket >with >it? Even with the bag full, he is only neutrally buoyant. With the bag empty, >he sinks like a stone and must drop his expensive weights. If he is a naval >diver, OK, everybody's taxes go up a bit to pay for all these lost diver's >weights. But a civilian diver may be reluctant to write off all that >expensive >lead. Please please PLEASE where can I get a diver's <BALLAST BAG> that I can >wear instead of a weight belt, and on site fill it for free with sand or >stones that I can jettison without finance-induced reluctance?!? This would >also benefit countless ordinary air scuba divers that get fed up of carting >hundredweights of lead across country, and back up steep slopes from the >water >when tired from diving, and the lead is another valuable possession to >attract >thieves. If I had a dollar for every ballast stone that has been taken back >home in divers' stab-pockets after diving ... > Another aside re rebreather diving: that rebreather has a fullface mask, >and >that lifejacket has a big pocket that handily takes an ordinary mask and >snorkel for coming back to shore on after the dive! > To avoid stern-heaviess caused by the bouyant bag at the front. I wore 23lb >lead on a belt, and 6lb (a pair of lead-shot anklets) inside my wetsuit >chest. > That dive was in an old sand-pit, and although in northern England, the >water was 24degC at the surface from sun, like the Red Sea, and I could have >dived suitless!! But it was down to 11degC below. Near the surface I had to >push my hood back off my head to cool down! The weather is like a steam-oven. >-- >Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. >Send list subscription requests to `techdiver-request@aquanaut.com'. -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send list subscription requests to `techdiver-request@aquanaut.com'.
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